Bombers Pelham EllipticalThe Elliptical is a 45 mm lozenge, it is stronger than the Control Plate due to it having a smaller surface area. Consequently, a horse using his tongue as a means of pushing against the bit and therefore taking control, will draw back and tuck his chin in, coming back to a better point of control. The mouth piece is made from blue sweet iron, because it: oxidizes easily encourages salivation helps bit acceptance is warm and sweet Please note the blue